Question

if the length and breadth of a rectangle is increased by 10% each then find percentage area.​

Answer 1

Answer:

Answer

As length is increased by 10% and breadth is decreased by 10%

Then new area will be=110%l×90%×b=99%lb

So,% change=100%−99%=1%

Answer 2

As length is increased by 10% and breadth is decreased by 10%

Then new area will be=110%l×90%×b=99%lb

So,% change=100%−99%=1%